Auto merge of #12373 - abhiramiyer:master, r=epage

Fix "cargo doc --open" crash on WSL2

"cargo doc --open" does not work on WSL2 due to a bug in the 'opener' crate. Updated 'opener' to v0.6.1 to fix this issue.

### What does this PR try to resolve?

Fixes #12372

### How should we test and review this PR?
1. In a WSL2 setup, download or create a cargo project and run 'cargo doc --open'.
2. The doc will open in the default browser.

Author: bors

Cargo.lock

@@ -58,7 +58,7 @@ libgit2-sys = "0.15.1"
 log = "0.4.17"
 memchr = "2.1.3"
 miow = "0.5.0"
-opener = "0.5"
+opener = "0.6.1"
 openssl ="0.10.55"
 os_info = "3.5.0"
 pasetors = { version = "0.6.4", features = ["v3", "paserk", "std", "serde"] }